Knock Knock Coolness Graphed Coolness Graphed features simple charts that make it easy to ascertain coolness at a glance Ideal gift for geeksor anyone who likes to chuckle Hardcover with 112 pages and lay-flat binding; measures 6 x 4 inches 50 Hand-drawn graphs Based on the popular blog of the same name Coolness Graphed features simple charts that make it easy to ascertain coolness at a glance Ideal gift for geeks - or anyone who likes to chuckle Hardcover with 112 pages and lay-flat binding; measures 6 x 4 inches 50 Hand-drawn graphs Based on the popular blog of the same name